A N M Ayash, member-secretary of the Rashtriya Dialogue Forum, was detained by police on Saturday while attempting to deface a graffiti of Rabindranath Tagore in the capital’s Segunbagicha area.He was detained around noon on October 10.Ayash, along with several young men and women, began smearing black ink over a roadside graffiti of Tagore in Segunbagicha. Police arrived at the scene and intervened, triggering a heated exchange between Ayash and members of his group and the officers.Police subs...